Variable Lens Distance Reading Glasses Eyewear Presbyopia Eyeglasses -6d to +3D

Label:Yes Package Includes:1 pc Adjustable Strength Glasses Product Size: as shown Type: Adjustable Strength Glasses Color:Black Material: PC

Feature: 1. Glasses can variable focus zoom. 2. Instantly control focus, be able to adjust the prescription and magnification in each eye independently. 3. Just turn the dial to adjust the lens. 4. Light in weight. 5. It is easy to use. 6. Convenient to carry. 7. Durable in use. 8. Use for reading and distance vision. 9. For computer, reading, watching TV, day or night driving, keep at desk, by work bench, use as back up spectacles.